This is the DTV Shredder, a militarized skateboard with two caterpillar tracks. It can travel at over 30mph, go up 40-degree slopes, turn around in four feet, and be remotely operated. It's also quite spectacular in action:

Created by Ben Gulak—the guy who made the beautiful-but-kind-of-ridiculous Uno bike—the DTV Shredder was presented as a "first response modular platform for soldiers" at last August's Military Vehicles conference in Detroit.

Check this cool bike out. It was a concept last year, and now it's a reality. Pretty amazing,…
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According to the manufacturer, it can handle any kind of terrain and its low center of gravity makes it "ideal for reconnaissance, rescue/recovery, mobile surveillance, and medical evacuation operations".

I don't know about any of that, but paint it in hot rod red and I'm getting one. [BPG Werks]